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Senior Member of Technical Staff, Web Data

Cohere· Modeling
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RemoteCA$295k - CA$535kFull-timePosted 4mo ago

About the role

Senior role focused on building and maintaining the large-scale web data pipeline for pre-training Cohere’s language models, including extraction, parsing, deduplication, filtering, and quality analysis of web data to support AI model training. Remote-friendly with multiple global offices.

Responsibilities

  • Maintain large-scale pipelines for processing web corpora.
  • Work on filtering and quality-scoring systems to identify high-value web documents.
  • Analyze web data composition across domains, languages and time periods.
  • Develop and maintain highly-performant deduplication pipelines.
  • Collaborate with cross-functional teams, including researchers and engineers, to ensure data pipelines meet the demands of cutting-edge language models.

Qualifications

  • Strong software engineering skills, with proficiency in Python and experience building data pipelines.
  • Familiarity with data processing frameworks such as Apache Spark, Apache Beam, Pandas, or similar tools.
  • Experience working with large-scale web datasets.
  • Knowledge of data quality assessment techniques and experimentation with data mixtures.
  • A passion for bridging research and engineering to solve complex data-related challenges in AI model training.

Skills

Required:PythonData pipelinesApache SparkData quality assessment
Nice to have:Apache Beam

Benefits

  • A weekly lunch stipend of $75/£75 or equivalent in local currency.
  • Full health and dental benefits, including a separate budget for mental health.
  • RRSP matching, 401K, Pension Scheme.
  • 100% Parental Leave top-up for up to 6 months for either parent.
  • Annual enrichment benefits (arts & culture, fitness/wellness, quality time, workspace improvement credit).
  • Education & learning stipend for conferences, courses, and coaching.
  • 6 weeks of paid vacation (30 working days).
  • Budget for traveling to other offices if remote, plus an annual company offsite.
  • A daily lunch program, snacks, community events (onsite) and co-working benefit (remote).
  • $500 home office stipend to set up workspace.
Last updated Oct 21, 2026. Interested? Apply on the company site.
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